diff --git a/code/home b/code/home
index a332f3c..e69de29 100644
--- a/code/home
+++ b/code/home
@@ -1 +0,0 @@
-ntrol
\ No newline at end of file
diff --git a/doc/作业3.docx b/doc/作业3.docx
new file mode 100644
index 0000000..4068bd6
Binary files /dev/null and b/doc/作业3.docx differ